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authorRichard Cochran <richard.cochran@omicron.at>2011-02-01 13:50:58 +0000
committerThomas Gleixner <tglx@linutronix.de>2011-02-02 15:28:11 +0100
commit1e6d767924c74929c0cfe839ae8f37bcee9e544e (patch)
tree4ace06971e2b3519e556bea2f7e3e999e860eedd /kernel
parent7cf37e87dd2cfa17a64f28ea7f31eed4525f79e4 (diff)
time: Correct the *settime* parameters
Both settimeofday() and clock_settime() promise with a 'const' attribute not to alter the arguments passed in. This patch adds the missing 'const' attribute into the various kernel functions implementing these calls. Signed-off-by: Richard Cochran <richard.cochran@omicron.at> Acked-by: John Stultz <johnstul@us.ibm.com> LKML-Reference: <20110201134417.545698637@linutronix.de> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/posix-timers.c4
-rw-r--r--kernel/time.c2
-rw-r--r--kernel/time/timekeeping.c2
3 files changed, 4 insertions, 4 deletions
diff --git a/kernel/posix-timers.c b/kernel/posix-timers.c
index 93bd2eb2bc5..21b7ca205f3 100644
--- a/kernel/posix-timers.c
+++ b/kernel/posix-timers.c
@@ -192,7 +192,7 @@ static int common_clock_get(clockid_t which_clock, struct timespec *tp)
}
static inline int common_clock_set(const clockid_t which_clock,
- struct timespec *tp)
+ const struct timespec *tp)
{
return do_sys_settimeofday(tp, NULL);
}
@@ -928,7 +928,7 @@ void exit_itimers(struct signal_struct *sig)
}
/* Not available / possible... functions */
-int do_posix_clock_nosettime(const clockid_t clockid, struct timespec *tp)
+int do_posix_clock_nosettime(const clockid_t clockid, const struct timespec *tp)
{
return -EINVAL;
}
diff --git a/kernel/time.c b/kernel/time.c
index a31b51220ac..5cb80533d8b 100644
--- a/kernel/time.c
+++ b/kernel/time.c
@@ -150,7 +150,7 @@ static inline void warp_clock(void)
* various programs will get confused when the clock gets warped.
*/
-int do_sys_settimeofday(struct timespec *tv, struct timezone *tz)
+int do_sys_settimeofday(const struct timespec *tv, const struct timezone *tz)
{
static int firsttime = 1;
int error = 0;
diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c
index 02c13a313d1..4f9f65b9132 100644
--- a/kernel/time/timekeeping.c
+++ b/kernel/time/timekeeping.c
@@ -353,7 +353,7 @@ EXPORT_SYMBOL(do_gettimeofday);
*
* Sets the time of day to the new time and update NTP and notify hrtimers
*/
-int do_settimeofday(struct timespec *tv)
+int do_settimeofday(const struct timespec *tv)
{
struct timespec ts_delta;
unsigned long flags;